Hexylene
己烯
🗣️ 情景例句
I don't want to flip hamburgers for the rest of my life.
我可不想把后半辈子全用在翻汉堡上。
Be careful whom you appoint to the position of manager.
你该当心你所任命的那个经理。
Broadly speaking, human beings may be divided into three classes: those who are toiled to death,
劳累至死的人、